2 x  GU-32 New Nos in original Box

GU-32 double beam tetrode belongs to the section of electric vacuum devices and lamps for various purposes. By design, the double beam tetrode generator triode consists of a vacuum-sealed, rigid shell, inside which there is no oxygen.

Specifications :

GU-32 double beam tetrode.

Filament voltage (sequential connection of filaments - 12.6V.

Filament current - 0.7-0.9A.

Anode voltage - 250V.

The voltage of the first grid of tetrode No. 1 is -10V.

The voltage of the first grid of tetrode No. 2 is -100V.

The voltage of the second grid is 135V.

Anode current - 18..42mA.

Input capacitance - 6.2..9.4 pF.

Output capacitance - 2.8..4.8 pF.

Pass-through capacitance - 0.05pF.

Output power (at Ua=400V Uc2=250V Ia=19mA) - 14W.

Output power after 2000 hours of operation is 11W.

The filament voltage when the filaments are connected in series is 11.4..13.8V.

The filament voltage when the filaments are connected in parallel is 5.7..6.9V.

Anode voltage - 500V.

The voltage of the second grid is 250V.

The power dissipated by the anode is 15W.

The power dissipated by the second grid is 5W.

Cylinder temperature; +115°C.

Ambient temperature; -45..+70°С.

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